src/qt/transactionview.cpp

   1 // Copyright (c) 2011-2016 The Bitcoin Core developers
   2 // Distributed under the MIT software license, see the accompanying
   3 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
   4
   5 #include "transactionview.h"
   6
   7 #include "addresstablemodel.h"
   8 #include "bitcoinunits.h"
   9 #include "csvmodelwriter.h"
  10 #include "editaddressdialog.h"
  11 #include "guiutil.h"
  12 #include "optionsmodel.h"
  13 #include "platformstyle.h"
  14 #include "sendcoinsdialog.h"
  15 #include "transactiondescdialog.h"
  16 #include "transactionfilterproxy.h"
  17 #include "transactionrecord.h"
  18 #include "transactiontablemodel.h"
  19 #include "walletmodel.h"
  20
  21 #include "ui_interface.h"
  22
  23 #include <QComboBox>
  24 #include <QDateTimeEdit>
  25 #include <QDesktopServices>
  26 #include <QDoubleValidator>
  27 #include <QHBoxLayout>
  28 #include <QHeaderView>
  29 #include <QLabel>
  30 #include <QLineEdit>
  31 #include <QMenu>
  32 #include <QPoint>
  33 #include <QScrollBar>
  34 #include <QSignalMapper>
  35 #include <QTableView>
  36 #include <QUrl>
  37 #include <QVBoxLayout>
  38
  39 TransactionView::TransactionView(const PlatformStyle *platformStyle, QWidget *parent) :
  40     QWidget(parent), model(0), transactionProxyModel(0),
  41     transactionView(0), abandonAction(0), bumpFeeAction(0), columnResizingFixer(0)
  42 {
  43     // Build filter row
  44     setContentsMargins(0,0,0,0);
  45
  46     QHBoxLayout *hlayout = new QHBoxLayout();
  47     hlayout->setContentsMargins(0,0,0,0);
  48
  49     if (platformStyle->getUseExtraSpacing()) {
  50         hlayout->setSpacing(5);
  51         hlayout->addSpacing(26);
  52     } else {
  53         hlayout->setSpacing(0);
  54         hlayout->addSpacing(23);
  55     }
  56
  57     watchOnlyWidget = new QComboBox(this);
  58     watchOnlyWidget->setFixedWidth(24);
  59     watchOnlyWidget->addItem("", TransactionFilterProxy::WatchOnlyFilter_All);
  60     watchOnlyWidget->addItem(platformStyle->SingleColorIcon(":/icons/eye_plus"), "", TransactionFilterProxy::WatchOnlyFilter_Yes);
  61     watchOnlyWidget->addItem(platformStyle->SingleColorIcon(":/icons/eye_minus"), "", TransactionFilterProxy::WatchOnlyFilter_No);
  62     hlayout->addWidget(watchOnlyWidget);
  63
  64     dateWidget = new QComboBox(this);
  65     if (platformStyle->getUseExtraSpacing()) {
  66         dateWidget->setFixedWidth(121);
  67     } else {
  68         dateWidget->setFixedWidth(120);
  69     }
  70     dateWidget->addItem(tr("All"), All);
  71     dateWidget->addItem(tr("Today"), Today);
  72     dateWidget->addItem(tr("This week"), ThisWeek);
  73     dateWidget->addItem(tr("This month"), ThisMonth);
  74     dateWidget->addItem(tr("Last month"), LastMonth);
  75     dateWidget->addItem(tr("This year"), ThisYear);
  76     dateWidget->addItem(tr("Range..."), Range);
  77     hlayout->addWidget(dateWidget);
  78
  79     typeWidget = new QComboBox(this);
  80     if (platformStyle->getUseExtraSpacing()) {
  81         typeWidget->setFixedWidth(121);
  82     } else {
  83         typeWidget->setFixedWidth(120);
  84     }
  85
  86     typeWidget->addItem(tr("All"), TransactionFilterProxy::ALL_TYPES);
  87     typeWidget->addItem(tr("Received with"), TransactionFilterProxy::TYPE(TransactionRecord::RecvWithAddress) |
  88                                         TransactionFilterProxy::TYPE(TransactionRecord::RecvFromOther));
  89     typeWidget->addItem(tr("Sent to"), TransactionFilterProxy::TYPE(TransactionRecord::SendToAddress) |
  90                                   TransactionFilterProxy::TYPE(TransactionRecord::SendToOther));
  91     typeWidget->addItem(tr("To yourself"), TransactionFilterProxy::TYPE(TransactionRecord::SendToSelf));
  92     typeWidget->addItem(tr("Mined"), TransactionFilterProxy::TYPE(TransactionRecord::Generated));
  93     typeWidget->addItem(tr("Other"), TransactionFilterProxy::TYPE(TransactionRecord::Other));
  94
  95     hlayout->addWidget(typeWidget);
  96
  97     addressWidget = new QLineEdit(this);
  98 #if QT_VERSION >= 0x040700
  99     addressWidget->setPlaceholderText(tr("Enter address or label to search"));
 100 #endif
 101     hlayout->addWidget(addressWidget);
 102
 103     amountWidget = new QLineEdit(this);
 104 #if QT_VERSION >= 0x040700
 105     amountWidget->setPlaceholderText(tr("Min amount"));
 106 #endif
 107     if (platformStyle->getUseExtraSpacing()) {
 108         amountWidget->setFixedWidth(97);
 109     } else {
 110         amountWidget->setFixedWidth(100);
 111     }
 112     amountWidget->setValidator(new QDoubleValidator(0, 1e20, 8, this));
 113     hlayout->addWidget(amountWidget);
 114
 115     QVBoxLayout *vlayout = new QVBoxLayout(this);
 116     vlayout->setContentsMargins(0,0,0,0);
 117     vlayout->setSpacing(0);
 118
 119     QTableView *view = new QTableView(this);
 120     vlayout->addLayout(hlayout);
 121     vlayout->addWidget(createDateRangeWidget());
 122     vlayout->addWidget(view);
 123     vlayout->setSpacing(0);
 124     int width = view->verticalScrollBar()->sizeHint().width();
 125     // Cover scroll bar width with spacing
 126     if (platformStyle->getUseExtraSpacing()) {
 127         hlayout->addSpacing(width+2);
 128     } else {
 129         hlayout->addSpacing(width);
 130     }
 131     // Always show scroll bar
 132     view->setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOn);
 133     view->setTabKeyNavigation(false);
 134     view->setContextMenuPolicy(Qt::CustomContextMenu);
 135
 136     view->installEventFilter(this);
 137
 138     transactionView = view;
 139     transactionView->setObjectName("transactionView");
 140
 141     // Actions
 142     abandonAction = new QAction(tr("Abandon transaction"), this);
 143     bumpFeeAction = new QAction(tr("Increase transaction fee"), this);
 144     bumpFeeAction->setObjectName("bumpFeeAction");
 145     QAction *copyAddressAction = new QAction(tr("Copy address"), this);
 146     QAction *copyLabelAction = new QAction(tr("Copy label"), this);
 147     QAction *copyAmountAction = new QAction(tr("Copy amount"), this);
 148     QAction *copyTxIDAction = new QAction(tr("Copy transaction ID"), this);
 149     QAction *copyTxHexAction = new QAction(tr("Copy raw transaction"), this);
 150     QAction *copyTxPlainText = new QAction(tr("Copy full transaction details"), this);
 151     QAction *editLabelAction = new QAction(tr("Edit label"), this);
 152     QAction *showDetailsAction = new QAction(tr("Show transaction details"), this);
 153
 154     contextMenu = new QMenu(this);
 155     contextMenu->setObjectName("contextMenu");
 156     contextMenu->addAction(copyAddressAction);
 157     contextMenu->addAction(copyLabelAction);
 158     contextMenu->addAction(copyAmountAction);
 159     contextMenu->addAction(copyTxIDAction);
 160     contextMenu->addAction(copyTxHexAction);
 161     contextMenu->addAction(copyTxPlainText);
 162     contextMenu->addAction(showDetailsAction);
 163     contextMenu->addSeparator();
 164     contextMenu->addAction(bumpFeeAction);
 165     contextMenu->addAction(abandonAction);
 166     contextMenu->addAction(editLabelAction);
 167
 168     mapperThirdPartyTxUrls = new QSignalMapper(this);
 169
 170     // Connect actions
 171     connect(mapperThirdPartyTxUrls, SIGNAL(mapped(QString)), this, SLOT(openThirdPartyTxUrl(QString)));
 172
 173     connect(dateWidget, SIGNAL(activated(int)), this, SLOT(chooseDate(int)));
 174     connect(typeWidget, SIGNAL(activated(int)), this, SLOT(chooseType(int)));
 175     connect(watchOnlyWidget, SIGNAL(activated(int)), this, SLOT(chooseWatchonly(int)));
 176     connect(addressWidget, SIGNAL(textChanged(QString)), this, SLOT(changedPrefix(QString)));
 177     connect(amountWidget, SIGNAL(textChanged(QString)), this, SLOT(changedAmount(QString)));
 178
 179     connect(view, SIGNAL(doubleClicked(QModelIndex)), this, SIGNAL(doubleClicked(QModelIndex)));
 180     connect(view, SIGNAL(customContextMenuRequested(QPoint)), this, SLOT(contextualMenu(QPoint)));
 181
 182     connect(bumpFeeAction, SIGNAL(triggered()), this, SLOT(bumpFee()));
 183     connect(abandonAction, SIGNAL(triggered()), this, SLOT(abandonTx()));
 184     connect(copyAddressAction, SIGNAL(triggered()), this, SLOT(copyAddress()));
 185     connect(copyLabelAction, SIGNAL(triggered()), this, SLOT(copyLabel()));
 186     connect(copyAmountAction, SIGNAL(triggered()), this, SLOT(copyAmount()));
 187     connect(copyTxIDAction, SIGNAL(triggered()), this, SLOT(copyTxID()));
 188     connect(copyTxHexAction, SIGNAL(triggered()), this, SLOT(copyTxHex()));
 189     connect(copyTxPlainText, SIGNAL(triggered()), this, SLOT(copyTxPlainText()));
 190     connect(editLabelAction, SIGNAL(triggered()), this, SLOT(editLabel()));
 191     connect(showDetailsAction, SIGNAL(triggered()), this, SLOT(showDetails()));
 192 }
 193
 194 void TransactionView::setModel(WalletModel *_model)
 195 {
 196     this->model = _model;
 197     if(_model)
 198     {
 199         transactionProxyModel = new TransactionFilterProxy(this);
 200         transactionProxyModel->setSourceModel(_model->getTransactionTableModel());
 201         transactionProxyModel->setDynamicSortFilter(true);
 202         transactionProxyModel->setSortCaseSensitivity(Qt::CaseInsensitive);
 203         transactionProxyModel->setFilterCaseSensitivity(Qt::CaseInsensitive);
 204
 205         transactionProxyModel->setSortRole(Qt::EditRole);
 206
 207         transactionView->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
 208         transactionView->setModel(transactionProxyModel);
 209         transactionView->setAlternatingRowColors(true);
 210         transactionView->setSelectionBehavior(QAbstractItemView::SelectRows);
 211         transactionView->setSelectionMode(QAbstractItemView::ExtendedSelection);
 212         transactionView->setSortingEnabled(true);
 213         transactionView->sortByColumn(TransactionTableModel::Date, Qt::DescendingOrder);
 214         transactionView->verticalHeader()->hide();
 215
 216         transactionView->setColumnWidth(TransactionTableModel::Status, STATUS_COLUMN_WIDTH);
 217         transactionView->setColumnWidth(TransactionTableModel::Watchonly, WATCHONLY_COLUMN_WIDTH);
 218         transactionView->setColumnWidth(TransactionTableModel::Date, DATE_COLUMN_WIDTH);
 219         transactionView->setColumnWidth(TransactionTableModel::Type, TYPE_COLUMN_WIDTH);
 220         transactionView->setColumnWidth(TransactionTableModel::Amount, AMOUNT_MINIMUM_COLUMN_WIDTH);
 221
 222         columnResizingFixer = new GUIUtil::TableViewLastColumnResizingFixer(transactionView, AMOUNT_MINIMUM_COLUMN_WIDTH, MINIMUM_COLUMN_WIDTH, this);
 223
 224         if (_model->getOptionsModel())
 225         {
 226             // Add third party transaction URLs to context menu
 227             QStringList listUrls = _model->getOptionsModel()->getThirdPartyTxUrls().split("|", QString::SkipEmptyParts);
 228             for (int i = 0; i < listUrls.size(); ++i)
 229             {
 230                 QString host = QUrl(listUrls[i].trimmed(), QUrl::StrictMode).host();
 231                 if (!host.isEmpty())
 232                 {
 233                     QAction *thirdPartyTxUrlAction = new QAction(host, this); // use host as menu item label
 234                     if (i == 0)
 235                         contextMenu->addSeparator();
 236                     contextMenu->addAction(thirdPartyTxUrlAction);
 237                     connect(thirdPartyTxUrlAction, SIGNAL(triggered()), mapperThirdPartyTxUrls, SLOT(map()));
 238                     mapperThirdPartyTxUrls->setMapping(thirdPartyTxUrlAction, listUrls[i].trimmed());
 239                 }
 240             }
 241         }
 242
 243         // show/hide column Watch-only
 244         updateWatchOnlyColumn(_model->haveWatchOnly());
 245
 246         // Watch-only signal
 247         connect(_model, SIGNAL(notifyWatchonlyChanged(bool)), this, SLOT(updateWatchOnlyColumn(bool)));
 248     }
 249 }
 250
 251 void TransactionView::chooseDate(int idx)
 252 {
 253     if(!transactionProxyModel)
 254         return;
 255     QDate current = QDate::currentDate();
 256     dateRangeWidget->setVisible(false);
 257     switch(dateWidget->itemData(idx).toInt())
 258     {
 259     case All:
 260         transactionProxyModel->setDateRange(
 261                 TransactionFilterProxy::MIN_DATE,
 262                 TransactionFilterProxy::MAX_DATE);
 263         break;
 264     case Today:
 265         transactionProxyModel->setDateRange(
 266                 QDateTime(current),
 267                 TransactionFilterProxy::MAX_DATE);
 268         break;
 269     case ThisWeek: {
 270         // Find last Monday
 271         QDate startOfWeek = current.addDays(-(current.dayOfWeek()-1));
 272         transactionProxyModel->setDateRange(
 273                 QDateTime(startOfWeek),
 274                 TransactionFilterProxy::MAX_DATE);
 275
 276         } break;
 277     case ThisMonth:
 278         transactionProxyModel->setDateRange(
 279                 QDateTime(QDate(current.year(), current.month(), 1)),
 280                 TransactionFilterProxy::MAX_DATE);
 281         break;
 282     case LastMonth:
 283         transactionProxyModel->setDateRange(
 284                 QDateTime(QDate(current.year(), current.month(), 1).addMonths(-1)),
 285                 QDateTime(QDate(current.year(), current.month(), 1)));
 286         break;
 287     case ThisYear:
 288         transactionProxyModel->setDateRange(
 289                 QDateTime(QDate(current.year(), 1, 1)),
 290                 TransactionFilterProxy::MAX_DATE);
 291         break;
 292     case Range:
 293         dateRangeWidget->setVisible(true);
 294         dateRangeChanged();
 295         break;
 296     }
 297 }
 298
 299 void TransactionView::chooseType(int idx)
 300 {
 301     if(!transactionProxyModel)
 302         return;
 303     transactionProxyModel->setTypeFilter(
 304         typeWidget->itemData(idx).toInt());
 305 }
 306
 307 void TransactionView::chooseWatchonly(int idx)
 308 {
 309     if(!transactionProxyModel)
 310         return;
 311     transactionProxyModel->setWatchOnlyFilter(
 312         (TransactionFilterProxy::WatchOnlyFilter)watchOnlyWidget->itemData(idx).toInt());
 313 }
 314
 315 void TransactionView::changedPrefix(const QString &prefix)
 316 {
 317     if(!transactionProxyModel)
 318         return;
 319     transactionProxyModel->setAddressPrefix(prefix);
 320 }
 321
 322 void TransactionView::changedAmount(const QString &amount)
 323 {
 324     if(!transactionProxyModel)
 325         return;
 326     CAmount amount_parsed = 0;
 327     if(BitcoinUnits::parse(model->getOptionsModel()->getDisplayUnit(), amount, &amount_parsed))
 328     {
 329         transactionProxyModel->setMinAmount(amount_parsed);
 330     }
 331     else
 332     {
 333         transactionProxyModel->setMinAmount(0);
 334     }
 335 }
 336
 337 void TransactionView::exportClicked()
 338 {
 339     // CSV is currently the only supported format
 340     QString filename = GUIUtil::getSaveFileName(this,
 341         tr("Export Transaction History"), QString(),
 342         tr("Comma separated file (*.csv)"), NULL);
 343
 344     if (filename.isNull())
 345         return;
 346
 347     CSVModelWriter writer(filename);
 348
 349     // name, column, role
 350     writer.setModel(transactionProxyModel);
 351     writer.addColumn(tr("Confirmed"), 0, TransactionTableModel::ConfirmedRole);
 352     if (model && model->haveWatchOnly())
 353         writer.addColumn(tr("Watch-only"), TransactionTableModel::Watchonly);
 354     writer.addColumn(tr("Date"), 0, TransactionTableModel::DateRole);
 355     writer.addColumn(tr("Type"), TransactionTableModel::Type, Qt::EditRole);
 356     writer.addColumn(tr("Label"), 0, TransactionTableModel::LabelRole);
 357     writer.addColumn(tr("Address"), 0, TransactionTableModel::AddressRole);
 358     writer.addColumn(BitcoinUnits::getAmountColumnTitle(model->getOptionsModel()->getDisplayUnit()), 0, TransactionTableModel::FormattedAmountRole);
 359     writer.addColumn(tr("ID"), 0, TransactionTableModel::TxIDRole);
 360
 361     if(!writer.write()) {
 362         Q_EMIT message(tr("Exporting Failed"), tr("There was an error trying to save the transaction history to %1.").arg(filename),
 363             CClientUIInterface::MSG_ERROR);
 364     }
 365     else {
 366         Q_EMIT message(tr("Exporting Successful"), tr("The transaction history was successfully saved to %1.").arg(filename),
 367             CClientUIInterface::MSG_INFORMATION);
 368     }
 369 }
 370
 371 void TransactionView::contextualMenu(const QPoint &point)
 372 {
 373     QModelIndex index = transactionView->indexAt(point);
 374     QModelIndexList selection = transactionView->selectionModel()->selectedRows(0);
 375     if (selection.empty())
 376         return;
 377
 378     // check if transaction can be abandoned, disable context menu action in case it doesn't
 379     uint256 hash;
 380     hash.SetHex(selection.at(0).data(TransactionTableModel::TxHashRole).toString().toStdString());
 381     abandonAction->setEnabled(model->transactionCanBeAbandoned(hash));
 382     bumpFeeAction->setEnabled(model->transactionCanBeBumped(hash));
 383
 384     if(index.isValid())
 385     {
 386         contextMenu->popup(transactionView->viewport()->mapToGlobal(point));
 387     }
 388 }
 389
 390 void TransactionView::abandonTx()
 391 {
 392     if(!transactionView || !transactionView->selectionModel())
 393         return;
 394     QModelIndexList selection = transactionView->selectionModel()->selectedRows(0);
 395
 396     // get the hash from the TxHashRole (QVariant / QString)
 397     uint256 hash;
 398     QString hashQStr = selection.at(0).data(TransactionTableModel::TxHashRole).toString();
 399     hash.SetHex(hashQStr.toStdString());
 400
 401     // Abandon the wallet transaction over the walletModel
 402     model->abandonTransaction(hash);
 403
 404     // Update the table
 405     model->getTransactionTableModel()->updateTransaction(hashQStr, CT_UPDATED, false);
 406 }
 407
 408 void TransactionView::bumpFee()
 409 {
 410     if(!transactionView || !transactionView->selectionModel())
 411         return;
 412     QModelIndexList selection = transactionView->selectionModel()->selectedRows(0);
 413
 414     // get the hash from the TxHashRole (QVariant / QString)
 415     uint256 hash;
 416     QString hashQStr = selection.at(0).data(TransactionTableModel::TxHashRole).toString();
 417     hash.SetHex(hashQStr.toStdString());
 418
 419     // Bump tx fee over the walletModel
 420     if (model->bumpFee(hash)) {
 421         // Update the table
 422         model->getTransactionTableModel()->updateTransaction(hashQStr, CT_UPDATED, true);
 423     }
 424 }
 425
 426 void TransactionView::copyAddress()
 427 {
 428     GUIUtil::copyEntryData(transactionView, 0, TransactionTableModel::AddressRole);
 429 }
 430
 431 void TransactionView::copyLabel()
 432 {
 433     GUIUtil::copyEntryData(transactionView, 0, TransactionTableModel::LabelRole);
 434 }
 435
 436 void TransactionView::copyAmount()
 437 {
 438     GUIUtil::copyEntryData(transactionView, 0, TransactionTableModel::FormattedAmountRole);
 439 }
 440
 441 void TransactionView::copyTxID()
 442 {
 443     GUIUtil::copyEntryData(transactionView, 0, TransactionTableModel::TxIDRole);
 444 }
 445
 446 void TransactionView::copyTxHex()
 447 {
 448     GUIUtil::copyEntryData(transactionView, 0, TransactionTableModel::TxHexRole);
 449 }
 450
 451 void TransactionView::copyTxPlainText()
 452 {
 453     GUIUtil::copyEntryData(transactionView, 0, TransactionTableModel::TxPlainTextRole);
 454 }
 455
 456 void TransactionView::editLabel()
 457 {
 458     if(!transactionView->selectionModel() ||!model)
 459         return;
 460     QModelIndexList selection = transactionView->selectionModel()->selectedRows();
 461     if(!selection.isEmpty())
 462     {
 463         AddressTableModel *addressBook = model->getAddressTableModel();
 464         if(!addressBook)
 465             return;
 466         QString address = selection.at(0).data(TransactionTableModel::AddressRole).toString();
 467         if(address.isEmpty())
 468         {
 469             // If this transaction has no associated address, exit
 470             return;
 471         }
 472         // Is address in address book? Address book can miss address when a transaction is
 473         // sent from outside the UI.
 474         int idx = addressBook->lookupAddress(address);
 475         if(idx != -1)
 476         {
 477             // Edit sending / receiving address
 478             QModelIndex modelIdx = addressBook->index(idx, 0, QModelIndex());
 479             // Determine type of address, launch appropriate editor dialog type
 480             QString type = modelIdx.data(AddressTableModel::TypeRole).toString();
 481
 482             EditAddressDialog dlg(
 483                 type == AddressTableModel::Receive
 484                 ? EditAddressDialog::EditReceivingAddress
 485                 : EditAddressDialog::EditSendingAddress, this);
 486             dlg.setModel(addressBook);
 487             dlg.loadRow(idx);
 488             dlg.exec();
 489         }
 490         else
 491         {
 492             // Add sending address
 493             EditAddressDialog dlg(EditAddressDialog::NewSendingAddress,
 494                 this);
 495             dlg.setModel(addressBook);
 496             dlg.setAddress(address);
 497             dlg.exec();
 498         }
 499     }
 500 }
 501
 502 void TransactionView::showDetails()
 503 {
 504     if(!transactionView->selectionModel())
 505         return;
 506     QModelIndexList selection = transactionView->selectionModel()->selectedRows();
 507     if(!selection.isEmpty())
 508     {
 509         TransactionDescDialog *dlg = new TransactionDescDialog(selection.at(0));
 510         dlg->setAttribute(Qt::WA_DeleteOnClose);
 511         dlg->show();
 512     }
 513 }
 514
 515 void TransactionView::openThirdPartyTxUrl(QString url)
 516 {
 517     if(!transactionView || !transactionView->selectionModel())
 518         return;
 519     QModelIndexList selection = transactionView->selectionModel()->selectedRows(0);
 520     if(!selection.isEmpty())
 521          QDesktopServices::openUrl(QUrl::fromUserInput(url.replace("%s", selection.at(0).data(TransactionTableModel::TxHashRole).toString())));
 522 }
 523
 524 QWidget *TransactionView::createDateRangeWidget()
 525 {
 526     dateRangeWidget = new QFrame();
 527     dateRangeWidget->setFrameStyle(QFrame::Panel | QFrame::Raised);
 528     dateRangeWidget->setContentsMargins(1,1,1,1);
 529     QHBoxLayout *layout = new QHBoxLayout(dateRangeWidget);
 530     layout->setContentsMargins(0,0,0,0);
 531     layout->addSpacing(23);
 532     layout->addWidget(new QLabel(tr("Range:")));
 533
 534     dateFrom = new QDateTimeEdit(this);
 535     dateFrom->setDisplayFormat("dd/MM/yy");
 536     dateFrom->setCalendarPopup(true);
 537     dateFrom->setMinimumWidth(100);
 538     dateFrom->setDate(QDate::currentDate().addDays(-7));
 539     layout->addWidget(dateFrom);
 540     layout->addWidget(new QLabel(tr("to")));
 541
 542     dateTo = new QDateTimeEdit(this);
 543     dateTo->setDisplayFormat("dd/MM/yy");
 544     dateTo->setCalendarPopup(true);
 545     dateTo->setMinimumWidth(100);
 546     dateTo->setDate(QDate::currentDate());
 547     layout->addWidget(dateTo);
 548     layout->addStretch();
 549
 550     // Hide by default
 551     dateRangeWidget->setVisible(false);
 552
 553     // Notify on change
 554     connect(dateFrom, SIGNAL(dateChanged(QDate)), this, SLOT(dateRangeChanged()));
 555     connect(dateTo, SIGNAL(dateChanged(QDate)), this, SLOT(dateRangeChanged()));
 556
 557     return dateRangeWidget;
 558 }
 559
 560 void TransactionView::dateRangeChanged()
 561 {
 562     if(!transactionProxyModel)
 563         return;
 564     transactionProxyModel->setDateRange(
 565             QDateTime(dateFrom->date()),
 566             QDateTime(dateTo->date()).addDays(1));
 567 }
 568
 569 void TransactionView::focusTransaction(const QModelIndex &idx)
 570 {
 571     if(!transactionProxyModel)
 572         return;
 573     QModelIndex targetIdx = transactionProxyModel->mapFromSource(idx);
 574     transactionView->scrollTo(targetIdx);
 575     transactionView->setCurrentIndex(targetIdx);
 576     transactionView->setFocus();
 577 }
 578
 579 // We override the virtual resizeEvent of the QWidget to adjust tables column
 580 // sizes as the tables width is proportional to the dialogs width.
 581 void TransactionView::resizeEvent(QResizeEvent* event)
 582 {
 583     QWidget::resizeEvent(event);
 584     columnResizingFixer->stretchColumnWidth(TransactionTableModel::ToAddress);
 585 }
 586
 587 // Need to override default Ctrl+C action for amount as default behaviour is just to copy DisplayRole text
 588 bool TransactionView::eventFilter(QObject *obj, QEvent *event)
 589 {
 590     if (event->type() == QEvent::KeyPress)
 591     {
 592         QKeyEvent *ke = static_cast<QKeyEvent *>(event);
 593         if (ke->key() == Qt::Key_C && ke->modifiers().testFlag(Qt::ControlModifier))
 594         {
 595              GUIUtil::copyEntryData(transactionView, 0, TransactionTableModel::TxPlainTextRole);
 596              return true;
 597         }
 598     }
 599     return QWidget::eventFilter(obj, event);
 600 }
 601
 602 // show/hide column Watch-only
 603 void TransactionView::updateWatchOnlyColumn(bool fHaveWatchOnly)
 604 {
 605     watchOnlyWidget->setVisible(fHaveWatchOnly);
 606     transactionView->setColumnHidden(TransactionTableModel::Watchonly, !fHaveWatchOnly);
 607 }